... 0.01% Accuracy: 1%VoltageTest range: AC 0~450V Resolution: 0.1V Accuracy: 0.5%FrequencyTest range: 45~65 Hz Resolution: 0.01Hz Accuracy: 0.2%Current ... DisplayResolution: 0.1A,Accuracy: 0 ... , English operating menuDisplay Items3 Phase voltage, current, frequency, temperature, power, total energy, ...